Spanish slang term used for describing a generation of youth (between 16-35 years old) that neither studies nor works.
No ocupation at all, they usually leech their Parents' resources.
This word is originated from the conjunctions used in this sentence: "NI estudian NI trabajan".

Plural form is "ninis", can be written as ni-ni or nini.

In Spain, statistics show that generation ni ni is formed by more than 700.000 individuals and growing.